Course Content
Introduction to Physiology
0/5
Definition of crop and Plant physiology
Aspects of Crop physiology
Importance of studying Plant Physiology
Scope of plant physiology
Practical application of crop physiology
Introduction to cell physiology
0/13
Introduction
Anatomy of cell
Differences Between Prokaryotic and Eukaryotic Cells
Nucleus
Mitochondria
Golgi bodies ( Dictyosomes)
Endoplasmic reticulum
Lysosome
Glyoxysomes ( Only fat storing cells of plants)
Chloroplast
Vacuole
Perioxisomes
Plant cell wall
Biological phenomenon in plant cells
0/5
Principles of thermodynamics
Some terminologies
Application of 1st law of thermodynamics
Application of 2nd law of thermodynamics
Significance of entropy
Absorption and translocation of water and nutrients
0/23
Introduction
Factors affecting diffusion
Significance of diffusion
Types of osmosis
Types of solution
Permeability of a membrane
Factors affecting osmosis
Significance of osmosis
Significance of plasmolysis
Imbibition
Absorption of water
Methods of absorption of water
Pathway of water in root
Factors affecting water absorption
Minerals absorption
Theories of mineral absorption
Passive absorption of minerals
Ascent of sap
Path of Ascent of sap
Mechanism of ascent of sap
Vital theory
Root pressure theory
Physical force theory
Transpiration
0/5
Introduction
Structure of stomata
Opening and closing of stomata
Theories of opening and closing of stomata
Factors affecting transpiration
Photosynthesis
0/19
Structure of chloroplast
Photosynthesis
Light reaction (or hill reaction)
Difference between cyclic and non-cyclic reaction
Dark reaction or Calvin cycle or C3.
Factors affecting photosynthesis
Significance of photosynthesis
Photorespiration
Main features of P.R
Hatch and slack cycle or c4 – cycle
Mechanism of C4-cycle
Pathways of Hatch and Slack Cycle
Characteristic Features of C4 plants
Biological Significance of C4-cycle
Crassulacean acid metabolism or cam cycle
Characteristic Features of CAM plants
Process of CAM cycle
Blackman’s law of limiting factors
External Factors for Blackman’s law
Respiration
0/7
Introduction
Difference between Aerobic and Anaerobic respiration
Mechanism of Respiration
Electron Transport System (ETC)
Components of electron transport system
Mechanism of action of electron transport system
Factors affecting respiration
Translocation of photosynthetic products and production of secondary metabolites
0/5
Translocation
Principal pathways for translocation of materials after uptake by the roots of leaves of a plant
Anatomy of phloem
Mechanism of translocation
Factors that control translocation
Physiology of growth and development in crops
0/29
Growth
Development
Differentiation
Types of Growth
Apical meristems
Environmental factors influencing growth
Germination
Types of Germination
Seed Viability
Sequence of events for germination
Seed dormancy
Categories of seed dormancy
Conditions that affect physiological dormancy of seeds
Secondary dormancy
Reasons for seed dormancy and methods to break them
Seed Scarification
Seed Stratification
Other method
Photoperiodism
Types of Photoperiodic Plants .
Other classification
Importance of photoperiodism
Mechanism of photoperiodism
Theory of endogenesus rhythm
Vernalization
Age and Site of Vernalization
More lessons
Mechanism of floral induction in vernalized plants
Importance of vernalization
Plant growth regulators
0/9
Introduction
Classification of PGR
Auxin
Gibberellins
Cytokinin
Absicissic Acid (ABA)
Physiological effects caused by cytokinins
Ethylene
Other hormones
Learn Introductory Crop Physiology with Braimy – B.SC Agriculture
About Lesson

There are many theories to explain the mechanism of ascent of sap. Some of them are:

A) Vital theory

B) Root pressure theory

C) Physical force theory

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